bloodstream
The flow of blood as it circulates through the body's veins and arteries. It is the primary transport system for oxygen, nutrients, and hormones to reach various organs and tissues.
例句
3 / 5The sugar from the fruit is quickly absorbed into your bloodstream, providing a fast energy boost.
The sugar from the fruit is quickly absorbed into your bloodstream, providing a fast energy boost.
Clinical trials showed that the medication reaches its peak concentration in the bloodstream within two hours.
Clinical trials showed that the medication reaches its peak concentration in the bloodstream within two hours.
I'm so tired that I feel like I need some strong coffee in my bloodstream immediately.
I'm so tired that I feel like I need some strong coffee in my bloodstream immediately.
词族
记忆技巧
Imagine a literal red 'stream' (like a small river) running through your body, carrying little boats filled with oxygen and food.
快速测验
The virus can cause serious issues once it enters the ________ and spreads to the vital organs.
正确！
正确答案是： bloodstream
例句
The sugar from the fruit is quickly absorbed into your bloodstream, providing a fast energy boost.
everydayThe sugar from the fruit is quickly absorbed into your bloodstream, providing a fast energy boost.
Clinical trials showed that the medication reaches its peak concentration in the bloodstream within two hours.
formalClinical trials showed that the medication reaches its peak concentration in the bloodstream within two hours.
I'm so tired that I feel like I need some strong coffee in my bloodstream immediately.
informalI'm so tired that I feel like I need some strong coffee in my bloodstream immediately.
Endocrine glands secrete hormones directly into the bloodstream to regulate various physiological processes.
academicEndocrine glands secrete hormones directly into the bloodstream to regulate various physiological processes.
Think of the new investment as a shot of adrenaline into the company's bloodstream.
businessThink of the new investment as a shot of adrenaline into the company's bloodstream.
词族
常见搭配
常用短语
get into one's bloodstream
to become an essential part of one's life or interest
toxic bloodstream
a metaphor for a corrupted system or physical illness
in the bloodstream
present within the circulatory system
容易混淆的词
Blood pressure refers to the force of the blood against vessel walls, while bloodstream refers to the flow/path itself.
Blood flow is the movement of blood, whereas bloodstream is the physical environment of that movement.
使用说明
The word is almost always used with the definite article 'the'. While primarily a biological term, it is frequently used metaphorically in business or sociology to describe the vital 'flow' of a system.
常见错误
Learners often write it as two separate words ('blood stream'), but in modern English, it is always a single compound word.
记忆技巧
Imagine a literal red 'stream' (like a small river) running through your body, carrying little boats filled with oxygen and food.
词源
A compound of the Old English words 'blōd' (blood) and 'strēam' (a current or flow of water).
语法模式
文化背景
In wellness and 'detox' culture, the bloodstream is often discussed as a place where 'toxins' accumulate, though this is often scientifically debated.
快速测验
The virus can cause serious issues once it enters the ________ and spreads to the vital organs.
正确！
正确答案是： bloodstream
相关词汇
相关词
proceed
C1The noun form, typically used in the plural 'proceeds,' refers to the total amount of money received from a particular event, sale, or activity. It is a formal term used in academic, legal, and business contexts to describe the result of a financial transaction or fundraising effort.
individual
C1Relating to a single person or thing as distinct from a group. It describes something that is intended for, or used by, one person rather than a collective entity.
appropriately
B2To perform an action in a manner that is suitable, right, or proper for a particular situation, person, or occasion. It implies following specific social norms, professional standards, or logical requirements.
region
B2A region is an area of land that has common features, such as geography, climate, or culture, which distinguish it from other areas. It can refer to a large part of a country or the world and is often used in administrative or scientific contexts to organize space.
resource
B2A stock or supply of money, materials, staff, and other assets that can be drawn on by a person or organization in order to function effectively. In academic and informational contexts, it refers to a source of information or expertise used to support research or learning.
hypothesis
B1A hypothesis is a tentative statement or proposed explanation made on the basis of limited evidence. it serves as a starting point for further investigation and must be testable through scientific methods.
ozone
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layer
B2A layer is a single thickness, sheet, or level of a material that covers a surface or is placed between other things. It can refer to physical substances like paint and geological strata, or abstract levels of complexity and meaning.
around
C2As an adverb at a C2 level, it denotes presence, availability, or existence within a specific vicinity or context. It is also used to indicate approximate values or to describe movement or positioning that encircles a point or lacks a specific direction.
climate
B2Climate refers to the long-term patterns of weather conditions, such as temperature and rainfall, in a particular region over many years. It can also describe the prevailing mood, conditions, or social atmosphere of a specific time or place.
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